Federal direct subsidized loans are based on financial need. The federal government pays the interest during in-school, grace and deferment periods. Federal direct unsubsidized loans are not based on financial need, and the federal government does not pay the interest for these loans. Students may choose to defer interest payments until repayment begins; however, the student is responsible for all interest that accrues.
1 Outdoor air pollution can cause ongoing throat irritation. Indoor pollution â tobacco smoke or chemicals â also can cause a chronic sore throat. Chewing tobacco, drinking alcohol and eating spicy foods also can irritate your throat.  Muscle strain.
Tobacco makes acid reflux worse. Tobacco -- not just in cigarettes, but in cigars, pipes, chew, and snuff -- can cause heartburn (acid reflux). Increasing acidity. Nicotine increases the production of stomach acid. tobacco reduces saliva production, which can can make your acid reflux worse. I'm sure that it can if you swallow some of it.